adm_local/cmake_files/FindPyQt4.cmake

   1 # Copyright (C) 2013-2014  CEA/DEN, EDF R&D, OPEN CASCADE
   2 #
   3 # This library is free software; you can redistribute it and/or
   4 # modify it under the terms of the GNU Lesser General Public
   5 # License as published by the Free Software Foundation; either
   6 # version 2.1 of the License, or (at your option) any later version.
   7 #
   8 # This library is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 # Lesser General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU Lesser General Public
  14 # License along with this library; if not, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 #
  17 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 #
  19
  20 # - Find PyQt4 installation
  21 # Sets the following variables:
  22 #    PYQT_PYUIC_EXECUTABLE  - path to the pyuic executable
  23 #    PYQT_PYRCC_EXECUTABLE  - path to the pyrcc executable
  24 #    PYQT_PYUIC_PATH        - command to launch pyuic with the correct PYTHONPATH
  25 #    PYQT_PYRCC_PATH        - command to launch pyrcc with the correct PYTHONPATH
  26 #    PYQT_PYTHONPATH        - path to the PyQt Python modules
  27 #    PYQT_SIPS_DIR          - path to main include directory (which contains several sub folders)
  28 #    PYQT_INCLUDE_DIRS      - list of paths to include when compiling (all rooted on PYQT_SIP_DIRS)
  29 #    PYQT_SIPFLAGS          - compilation flags extracted from PyQt
  30 #
  31 #  The executables
  32 #      pyuic4 (pyuic4.bat)
  33 #  are searched.
  34 #  The Python command
  35 #      pyqtconfig.Configuration().pyqt_sip_flags
  36 #  is called to get the compilation flags.
  37 #  Headers are located by looking for the header file
  38 #      qobject.sip
  39
  40 IF(NOT PyQt4_FIND_QUIETLY)
  41   MESSAGE(STATUS "Looking for PyQt4 ...")
  42 ENDIF()
  43
  44 IF(NOT SIP_FOUND AND NOT PyQt4_FIND_QUIETLY)
  45    MESSAGE(WARNING "PyQt4 needs SIP to be detected correctly!")
  46 ENDIF()
  47
  48 FIND_PROGRAM(PYQT_PYUIC_EXECUTABLE NAMES pyuic4 pyuic4.bat)
  49 FIND_PROGRAM(PYQT_PYRCC_EXECUTABLE NAMES pyrcc4 pyrcc4.bat)
  50
  51 # Get root dir locally, going up two levels from the exec:
  52 GET_FILENAME_COMPONENT(_tmp_ROOT_DIR "${PYQT_PYUIC_EXECUTABLE}" PATH)
  53 GET_FILENAME_COMPONENT(_tmp_ROOT_DIR "${_tmp_ROOT_DIR}" PATH)
  54
  55
  56 # Typical locations of qobject.sip are:
  57 #   - /usr/share/sip/PyQt4/QtCore, for a system install
  58 #   - or <xyz>/sip/QtCore, for a custom install
  59 #   - or <xyz>/share/sip/QtCore, for a custom install
  60 FIND_FILE(PYQT_SIP_MAIN_FILE qobject.sip PATH_SUFFIXES share/sip/QtCore sip/QtCore share/sip/PyQt4/QtCore)
  61
  62 IF(PYQT_SIP_MAIN_FILE)
  63   GET_FILENAME_COMPONENT(PYQT_SIPS_DIR "${PYQT_SIP_MAIN_FILE}" PATH)
  64   GET_FILENAME_COMPONENT(PYQT_SIPS_DIR "${PYQT_SIPS_DIR}" PATH)
  65 ENDIF()
  66 MARK_AS_ADVANCED(PYQT_SIP_MAIN_FILE)
  67
  68 # Get PyQt compilation flags:
  69 SET(PYQT_PYTHONPATH ${_tmp_ROOT_DIR}/PyQt4)
  70 SET(PYQT_SIPFLAGS)
  71
  72 EXECUTE_PROCESS(COMMAND ${PYTHON_EXECUTABLE} -c "import sys;
  73 sys.path[:0] = '${PYQT_PYTHONPATH}'.split(';');
  74 sys.path[:0] = '${SIP_PYTHONPATH}'.split(';');
  75 from PyQt4 import pyqtconfig;
  76 sys.stdout.write(pyqtconfig.Configuration().pyqt_sip_flags)"
  77   OUTPUT_VARIABLE PYQT_SIPFLAGS)
  78 SEPARATE_ARGUMENTS(PYQT_SIPFLAGS)
  79
  80 SET(PYQT_INCLUDE_DIRS
  81   "${PYQT_SIPS_DIR}"
  82   "${PYQT_SIPS_DIR}/QtCore"
  83   "${PYQT_SIPS_DIR}/QtGui"
  84   "${PYQT_SIPS_DIR}/QtXml"
  85   "${PYQT_SIPS_DIR}/QtOpenGL"
  86   "${PYQT_SIPS_DIR}/QtAssistant"
  87   "${PYQT_SIPS_DIR}/QtDesigner"
  88   "${PYQT_SIPS_DIR}/QtNetwork"
  89   "${PYQT_SIPS_DIR}/QtSql"
  90   "${PYQT_SIPS_DIR}/QtSvg"
  91   "${PYQT_SIPS_DIR}/QtTest"
  92 )
  93
  94 SET(PYQT_CXX_EXT ".cc")
  95 SET(PYQT_SIPFLAGS ${PYQT_SIPFLAGS} -s ${PYQT_CXX_EXT} -c .)
  96 FOREACH(_dir ${PYQT_INCLUDE_DIRS})
  97   LIST(APPEND PYQT_SIPFLAGS -I ${_dir})
  98 ENDFOREACH()
  99
 100 INCLUDE(FindPackageHandleStandardArgs)
 101 FIND_PACKAGE_HANDLE_STANDARD_ARGS(PyQt4 REQUIRED_VARS PYQT_PYUIC_EXECUTABLE PYQT_PYRCC_EXECUTABLE PYQT_SIPS_DIR PYQT_SIPFLAGS )
 102
 103 # Wrap the final executables so that they always use the proper environment (PYTHONPATH):
 104 # The results are put to variables:
 105 #   PYQT_PYUIC_PATH - command to launch pyuic with the correct PYTHONPATH
 106 #   PYQT_PYRCC_PATH - command to launch pyrcc with the correct PYTHONPATH
 107 # TODO: should be done like Sphinx in KERNEL (i.e. generating a shell script)?
 108
 109 IF(WIN32 AND NOT CYGWIN)
 110   SET(PYQT_PYUIC_PATH set PYTHONPATH=${PYQT_PYTHONPATH};${SIP_PYTHONPATH};%PYTHONPATH% && ${PYQT_PYUIC_EXECUTABLE})
 111   SET(PYQT_PYRCC_PATH set PYTHONPATH=${PYQT_PYTHONPATH};${SIP_PYTHONPATH};%PYTHONPATH% && ${PYQT_PYRCC_EXECUTABLE})
 112 ELSE()
 113   STRING(REPLACE ";" ":" PYQT_PYTHONPATH "${PYQT_PYTHONPATH}")
 114   SET(PYQT_PYUIC_PATH /usr/bin/env PYTHONPATH="${PYQT_PYTHONPATH}:${SIP_PYTHONPATH}:$$PYTHONPATH" ${PYQT_PYUIC_EXECUTABLE})
 115   SET(PYQT_PYRCC_PATH /usr/bin/env PYTHONPATH="${PYQT_PYTHONPATH}:${SIP_PYTHONPATH}:$$PYTHONPATH" ${PYQT_PYRCC_EXECUTABLE})
 116 ENDIF()